You cand do it modifying the title of Humor field in Rank. In other words, go to "Administration Panel ~> Users & Groups ~> Users ~> Profiles", find the "Humor" field and modify it. Complete the next field like this:

You cand do it modifying the title of Humor field in Rank. In other words, go to "Administration Panel ~> Users & Groups ~> Users ~> Profiles", find the "Humor" field and modify it. Complete the next field like this: